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Finding the Third Proportional to 20,039.91 and 43,291.97

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Solution

The third proportional to 20,039.91 and 43,291.97 is: 93,523.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039.91 : 43,291.97 = 43,291.97 : x
  2. Step 2: Convert to fraction form
    20,039.91/43,291.97 = 43,291.97/x
  3. Step 3: Cross multiply
    20,039.91x = 43,291.97 × 43,291.97
  4. Step 4: Simplify right side
    20,039.91x = 1,874,194,558.25
  5. Step 5: Solve for x
    x = 1,874,194,558.25/20,039.91
  6. Step 6: Final answer
    x = 93,523.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.